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DE69223631D1 - CORE CROWN - Google Patents

CORE CROWN

Info

Publication number
DE69223631D1
DE69223631D1 DE69223631T DE69223631T DE69223631D1 DE 69223631 D1 DE69223631 D1 DE 69223631D1 DE 69223631 T DE69223631 T DE 69223631T DE 69223631 T DE69223631 T DE 69223631T DE 69223631 D1 DE69223631 D1 DE 69223631D1
Authority
DE
Germany
Prior art keywords
core crown
crown
core
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
DE69223631T
Other languages
German (de)
Other versions
DE69223631T2 (en
Inventor
Claude Dekoster
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Halliburton Energy Services Inc
Original Assignee
Dresser Industries Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Dresser Industries Inc filed Critical Dresser Industries Inc
Application granted granted Critical
Publication of DE69223631D1 publication Critical patent/DE69223631D1/en
Publication of DE69223631T2 publication Critical patent/DE69223631T2/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B10/00—Drill bits
    • E21B10/02—Core bits
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B10/00—Drill bits
    • E21B10/60—Drill bits characterised by conduits or nozzles for drilling fluids
    • E21B10/605—Drill bits characterised by conduits or nozzles for drilling fluids the bit being a core-bit

Landscapes

  • Engineering & Computer Science (AREA)
  • Geology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Mining & Mineral Resources (AREA)
  • Physics & Mathematics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • Mechanical Engineering (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Processing Of Stones Or Stones Resemblance Materials (AREA)
  • Dental Tools And Instruments Or Auxiliary Dental Instruments (AREA)
  • Earth Drilling (AREA)
DE69223631T 1991-08-28 1992-08-28 CORE CROWN Expired - Lifetime DE69223631T2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
BE9100800A BE1005201A4 (en) 1991-08-28 1991-08-28 Crown core.
PCT/BE1992/000035 WO1993005264A1 (en) 1991-08-28 1992-08-28 Core cutter head

Publications (2)

Publication Number Publication Date
DE69223631D1 true DE69223631D1 (en) 1998-01-29
DE69223631T2 DE69223631T2 (en) 1998-05-20

Family

ID=3885675

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69223631T Expired - Lifetime DE69223631T2 (en) 1991-08-28 1992-08-28 CORE CROWN

Country Status (8)

Country Link
US (1) US5460230A (en)
EP (1) EP0599954B1 (en)
BE (1) BE1005201A4 (en)
CA (1) CA2115543C (en)
DE (1) DE69223631T2 (en)
NO (1) NO306571B1 (en)
RU (1) RU2078899C1 (en)
WO (1) WO1993005264A1 (en)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7055626B2 (en) * 2002-03-15 2006-06-06 Baker Hughes Incorporated Core bit having features for controlling flow split
BE1016276A3 (en) 2003-03-20 2006-07-04 Wiele Michel Van De Nv METHOD AND DOUBLE-WEAVING MACHINE FOR DOUBLE WEAVING OF AN UPPER AND UNDERWEAR.
US8770261B2 (en) 2006-02-09 2014-07-08 Schlumberger Technology Corporation Methods of manufacturing degradable alloys and products made from degradable alloys
WO2007136568A2 (en) * 2006-05-15 2007-11-29 Baker Hughes Incorporated Core drill assembly with adjustable total flow area and restricted flow between outer and inner barrel assemblies
US7913775B2 (en) * 2007-12-27 2011-03-29 Schlumberger Technology Corporation Subsurface formation core acquisition system using high speed data and control telemetry
RU2517348C1 (en) * 2013-03-20 2014-05-27 Николай Митрофанович Панин Drill bit
RU2517420C1 (en) * 2013-03-20 2014-05-27 Николай Митрофанович Панин Drill bit
RU2517571C1 (en) * 2013-03-20 2014-05-27 Николай Митрофанович Панин Drill bit
US20150021099A1 (en) * 2013-07-18 2015-01-22 Neil Shaw Cutting members with integrated abrasive elements
US9598911B2 (en) * 2014-05-09 2017-03-21 Baker Hughes Incorporated Coring tools and related methods
US11015394B2 (en) 2014-06-18 2021-05-25 Ulterra Drilling Technologies, Lp Downhole tool with fixed cutters for removing rock
CA2952937C (en) * 2014-06-18 2023-06-27 Ulterra Drilling Technologies, L.P. Drill bit
US10125553B2 (en) 2015-03-06 2018-11-13 Baker Hughes Incorporated Coring tools for managing hydraulic properties of drilling fluid and related methods
RU2629179C1 (en) * 2016-06-27 2017-08-25 Общество с ограниченной ответственностью "Научно-производственное предприятие "СибБурМаш" Drilling bit for core sampling device for isolated core sampling
US10875209B2 (en) 2017-06-19 2020-12-29 Nuwave Industries Inc. Waterjet cutting tool
CN108999583B (en) * 2018-08-13 2023-06-30 四川大学 The upper sealing structure of the pressure-holding cylinder with explosion-proof function
CN116104421B (en) * 2023-04-04 2023-06-20 成都迪普金刚石钻头有限责任公司 PDC mixed-inlaid drill bit suitable for coring of hard broken stratum

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1663025A (en) * 1925-11-27 1928-03-20 H C Smith Mfg Company Core drill
US2264617A (en) * 1939-04-01 1941-12-02 Clarence E Carpenter Diamond drill bit
GB838570A (en) * 1957-03-08 1960-06-22 Drilling & Service Inc Improvements in and relating to drill bits and drilling
US3095935A (en) * 1958-09-25 1963-07-02 Jersey Prod Res Co Coring bit
US3215215A (en) * 1962-08-27 1965-11-02 Exxon Production Research Co Diamond bit
US3322218A (en) * 1965-05-04 1967-05-30 Exxon Production Research Co Multi-port diamond bit
US3565192A (en) * 1968-08-27 1971-02-23 Frank W Mclarty Earth boring mechanism and coordinated pilot hole drilling and coring mechanisms
SU791890A1 (en) * 1978-01-30 1980-12-30 Ордена Трудового Красного Знамени Институт Сверхтвердых Материалов Ан Украинской Сср Core bit
SU825833A1 (en) * 1979-08-15 1981-04-30 Otdel Ex I Ts Geologorazved Crown for drilling with hydraulic transport of core
DE3039633C2 (en) * 1980-10-21 1983-08-18 Christensen, Inc., 84115 Salt Lake City, Utah Rotary drill bits, in particular for deep drilling
GB8516776D0 (en) * 1985-07-02 1985-08-07 Nl Petroleum Prod Rotary drill bits
US4981183A (en) * 1988-07-06 1991-01-01 Baker Hughes Incorporated Apparatus for taking core samples

Also Published As

Publication number Publication date
NO306571B1 (en) 1999-11-22
CA2115543C (en) 2002-11-26
RU2078899C1 (en) 1997-05-10
WO1993005264A1 (en) 1993-03-18
US5460230A (en) 1995-10-24
EP0599954B1 (en) 1997-12-17
BE1005201A4 (en) 1993-05-25
NO940611D0 (en) 1994-02-23
EP0599954A1 (en) 1994-06-08
NO940611L (en) 1994-02-23
DE69223631T2 (en) 1998-05-20
CA2115543A1 (en) 1993-03-18

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: HALLIBURTON ENERGY SERVICES, INC., CARROLLTON, TEX

R071 Expiry of right

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